If Bihan is 10, Anirudha is 20, and Kim and Seal are both 5, but Rikold is 10, how much is Kenniger by the same trend?

What famous saying does this rebus mean?

COME SERVED <---
COME SERVED
COME SERVED
COME SERVED
COME SERVED

In a university, a professor gave a set of three problems to the three brilliant students of his class. See the image for the questions.

Is the statement valid that it does not matter how much older a sibling is, eventually the younger one will be half as old as the older one?

There are six people in a family namely M, N, O, P, Q and R.

R and O are brother and sister.

N is the brother of Q's husband.
P is the father of M and grandfather of R.

How many male members are in the family?

Look at the below sequence of letters and tell us what the next letter should be:

O T T F F S S ?

What does an Island and the letter T have in common?

There are nine letters in the below-given diagram. You have to form a nine-letter word using these letters.

Count the number of lines in the image below ?

I’m tall when I’m young, and I’m short when I’m old. What am I?